Analysis
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max time kernel
150s -
max time network
191s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
03/12/2022, 15:55
Static task
static1
Behavioral task
behavioral1
Sample
86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe
Resource
win10v2004-20221111-en
General
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Target
86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe
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Size
346KB
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MD5
0f34cb1f25ba4b48360fd98b7cab5a10
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SHA1
93de67f7ac7ebb72b801c7c098bb59f29a7a8fce
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SHA256
86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8
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SHA512
70b052db42277dd3e743243157fe8c4d1bc40aa32092338f7302ccf0e5bb6ed25c7c71f02afe0ae67744ce43b05378edd3e029be42573cb79abc7d0b4ec27ed0
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SSDEEP
6144:ye34e5MvlhNC7JuyKAs8LG9R3HNe76JvML/9c7Cr7Ob+FT:ny+YyXSvi2v2ICvOb+FT
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1656 installstat.exe -
Loads dropped DLL 4 IoCs
pid Process 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 1656 installstat.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files (x86)\EditPlus\kk08.icw 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377122278" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 8010b0b3ae09d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000256ed27e8919d04f83812f84ee5c95da00000000020000000000106600000001000020000000cebfc04b03d805b5ea854b62115016f36fa6532080f593384c812a9e17d4ab43000000000e800000000200002000000070513d6b921a022f4ff131efa5fd28365d89951fbffa42151758cf94f830c37720000000ddedcaa6a6fcfea6423042d41967a5388b83d6e171bf39127ebc571eb0464ce340000000c48eafb1edb25ae4862a05a505969749f2629369353ff6713eb1c7b90b06b4fff7bc9a1197673bccc1e432a0f4437514bbf7a7eb4cea7d1c18d9c8e00bf6d628 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{B57D8501-75A1-11ED-A843-F2E527DE56F1} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe -
Modifies registry class 10 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\Command\ = "%SystemRoot%\\SysWow64\\WScript.exe \"%1\" %*" 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\ScriptEngine 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\ScriptEngine\ = "VBScript" 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\ = "´ò¿ª(&O)" 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\.icw 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\.icw\ = "icwfile" 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\icwfile\Shell\Open\Command 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe Token: SeBackupPrivilege 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1824 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1824 iexplore.exe 1824 iexplore.exe 288 IEXPLORE.EXE 288 IEXPLORE.EXE 288 IEXPLORE.EXE 288 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 1676 wrote to memory of 268 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 28 PID 1676 wrote to memory of 268 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 28 PID 1676 wrote to memory of 268 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 28 PID 1676 wrote to memory of 268 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 28 PID 1676 wrote to memory of 268 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 28 PID 1676 wrote to memory of 268 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 28 PID 1676 wrote to memory of 268 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 28 PID 268 wrote to memory of 1004 268 cscript.exe 30 PID 268 wrote to memory of 1004 268 cscript.exe 30 PID 268 wrote to memory of 1004 268 cscript.exe 30 PID 268 wrote to memory of 1004 268 cscript.exe 30 PID 268 wrote to memory of 1004 268 cscript.exe 30 PID 268 wrote to memory of 1004 268 cscript.exe 30 PID 268 wrote to memory of 1004 268 cscript.exe 30 PID 1676 wrote to memory of 1656 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 32 PID 1676 wrote to memory of 1656 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 32 PID 1676 wrote to memory of 1656 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 32 PID 1676 wrote to memory of 1656 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 32 PID 1676 wrote to memory of 1656 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 32 PID 1676 wrote to memory of 1656 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 32 PID 1676 wrote to memory of 1656 1676 86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe 32 PID 1824 wrote to memory of 288 1824 iexplore.exe 34 PID 1824 wrote to memory of 288 1824 iexplore.exe 34 PID 1824 wrote to memory of 288 1824 iexplore.exe 34 PID 1824 wrote to memory of 288 1824 iexplore.exe 34 PID 1824 wrote to memory of 288 1824 iexplore.exe 34 PID 1824 wrote to memory of 288 1824 iexplore.exe 34 PID 1824 wrote to memory of 288 1824 iexplore.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe"C:\Users\Admin\AppData\Local\Temp\86f757ab1d66de240d7f09c93046dfeb8606966ed0c2425e5bb6eb2faf74bfd8.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1676 -
C:\Windows\SysWOW64\cscript.exe"C:\Windows\system32\cscript.exe" "C:\Program Files (x86)\EditPlus\kk08.icw"2⤵
- Suspicious use of WriteProcessMemory
PID:268 -
C:\Windows\SysWow64\WScript.exe"C:\Windows\SysWow64\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk08.icw"3⤵PID:1004
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1656
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1824 CREDAT:275457 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:288
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
132B
MD540c90605f008d041bdb6d3897661a87f
SHA185ab92e38892f62ba34976c39d70654e00e51ac4
SHA2568b2855f3ca90d537a1d83c02b50775fcdb7f9ddf6bda732b6fbced8fe33245a2
SHA512aa7845b6c09765000b658ba4981722d88f5b14586b1d06964d47f5066387ec8454b561573a637519421ca3fcdcca5eb87b3cee6f036dcca248ba07a85dabeae2
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Filesize
608B
MD58471a22b47a835db3c28ff51eb5914cd
SHA15042850139b27da2042ea469de3482b5e4de0bb9
SHA2560b870bba9ca4f743b25d60947b2ab2a44991493e150ae2a335ce96e17280b09d
SHA5127243e04520ecb56c6f31195be27d3e53f347a7928879c223095e8b24cd1cae7a5723ce26e094ed5b8400206ce03d297b0af6e6397edfb654a199ea6e425b9af4
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Filesize
44KB
MD57c30927884213f4fe91bbe90b591b762
SHA165693828963f6b6a5cbea4c9e595e06f85490f6f
SHA2569032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994
SHA5128aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab
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Filesize
840B
MD541ddc224d14f955662bff57d02108913
SHA1e69c1bebd63bc8c09d689928ec19d747dcfdf02f
SHA256666f0a7db2b319aca3907526928a7eb383c17ce75728b6ac4422dc596a60e489
SHA512a69a3b0094263582d7f2830a8581cef0651fc34b2064bf532cdff456460f961e5255f921f37ccf5620252b31021aa9d2b9eed53ee5aa3baa45295141c14e6ce6
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Filesize
80KB
MD55be4eb5fdadec491b400154856934411
SHA108fe0f77953b2f9551f31b866af1979abf17fb76
SHA2564fe92016750ab429662870c03966c4cc0b8f2c9e179daa17a05298d0fb5d4dc8
SHA512d42369fa74df36433b807c025b8214984ba24ca77ab38946664b8b2017f9e5383b83751744c1ffb716206470e832fab72ca24ae8cf2808250af86afef742ce90
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Filesize
11KB
MD5c17103ae9072a06da581dec998343fc1
SHA1b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d
SHA256dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f
SHA512d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f
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Filesize
6KB
MD5acc2b699edfea5bf5aae45aba3a41e96
SHA1d2accf4d494e43ceb2cff69abe4dd17147d29cc2
SHA256168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e
SHA512e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe
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Filesize
44KB
MD57c30927884213f4fe91bbe90b591b762
SHA165693828963f6b6a5cbea4c9e595e06f85490f6f
SHA2569032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994
SHA5128aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab
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Filesize
80KB
MD55be4eb5fdadec491b400154856934411
SHA108fe0f77953b2f9551f31b866af1979abf17fb76
SHA2564fe92016750ab429662870c03966c4cc0b8f2c9e179daa17a05298d0fb5d4dc8
SHA512d42369fa74df36433b807c025b8214984ba24ca77ab38946664b8b2017f9e5383b83751744c1ffb716206470e832fab72ca24ae8cf2808250af86afef742ce90